Home / 116,442.30-160,624.50-73,347.60

Finding the Fourth Proportional to 116,442.30, 160,624.50 and 73,347.60

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Solution

The fourth proportional to 116,442.30, 160,624.50 and 73,347.60 is: 101,178.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,442.30 : 160,624.50 = 73,347.60 : x
  2. Step 2: Convert to fraction form
    116,442.30/160,624.50 = 73,347.60/x
  3. Step 3: Cross multiply
    116,442.30x = 160,624.50 × 73,347.60
  4. Step 4: Simplify right side
    116,442.30x = 11,781,421,576.20
  5. Step 5: Solve for x
    x = 11,781,421,576.20/116,442.30
  6. Step 6: Final answer
    x = 101,178.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.